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' r r <br /> PUBLIC <br /> HEALTH SERVICES <br /> �QUtry <br /> SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH DIVISION <br /> Karen Furst, M.D., M.P.H., Health Officer <br /> 304 East Weber Avenue, Third Floor • Stockton, CA 95202 oa._ �¢ <br /> 209/468-3420 FILE <br /> G <br /> RICHARD MOE AND LARRY McCLEAN <br /> M & M AUTOMOTIVE <br /> 60 E . TENTH ST. JUL 2 3 199q <br /> TRACY, CA 95376 <br /> RE: M and M Automotive SITE CODE: 2554 <br /> 60 E. Tenth St. <br /> Tracy, CA 95376 <br /> San Joaquin County Public Health Services Environmental Health Division (PHS/EHD) <br /> has reviewed the Well Search Report dated July 19, 1999 prepared by Wright <br /> Environmental Services (WES), Inc.. for the above referenced site. Further information <br /> is necessary to demonstrate that a complete and accurate well search has been conducted <br /> for the above referenced site. <br /> The Well Search Report states that information in the report regarding a well location <br /> may not be accurate. All well locations within a 2.000 foot radius of the site should be <br /> verified and well activity should be confirmed. PHS,`EHD recommends a physical search <br /> of the area and contact with well owners to obtain specific well information. Provide <br /> PHS/EHD with boring logs, if available, from all wells located in the 2,000 foot radius of <br /> the site. <br /> Provide PHS/EHD with a rose gradient diagram of historical groundwater flow direction <br /> to support conclusions in the Discussion section of the Well Search Report as they relate <br /> to contaminant plume migration and potential public and environmental health threat. <br /> A report for work conducted under the Proposed Contaminated Soil Removal and <br /> ,1�fonitoring Work Plan dated July 29, 1998 and flddendum No. I dated May 14, 1999 <br /> should be submitted to PHS/EHD. Address the following components in the report: <br /> 1) Tabulate and label all sample analytical results for soil and water collected during the <br /> over excavation work. Provide mass balance calculations for contaminants in the soil <br /> and water prior to the over excavation work and the amount of contaminants <br /> remaining in soil and water after the over excavation work. <br /> 2) Provide cross sections of site Iithology and contaminant concentration levels below <br /> surface grade in the source area. <br /> A Division of San iroaquin County He.a : Care Services <br />